Eutrochium purpureum (Linnaeus) E. E. Lamont (Q2608)

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Eutrochium purpureum is a taxon with the rank species within the genus Eutrochium
Language Label Description Also known as
English
Eutrochium purpureum (Linnaeus) E. E. Lamont
Eutrochium purpureum is a taxon with the rank species within the genus Eutrochium

    Statements

    taxon/id/Eutrochium purpureum (Linnaeus) E.E. Lamont
    0 references
    Eutrochium purpureum (Linnaeus) E.E. Lamont
    Eutrochium purpureum
    (Linnaeus) E.E. Lamont
    FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 21: Magnoliophyta: Asteridae, part 8: Asteraceae, part 3. Oxford University Press, New York.
    accepted
    eupatoire d'eau rouge (French)
    purple Joe Pye weed (English)
    sweet-scented Joe Pye weed (English)
    sweet Joe Pye weed (English)
    purple-jointed Joe Pye weed (English)
    eupatoire pourpre (French)
    Sweetscented or sweet joepyeweed (English)
    Plants 30–200 cm.
    Stems usually dark purple at nodes, usually otherwise greenish, rarely purplish green, usually solid, rarely ± hollow near bases, glabrous proximally, ± glandular-puberulent distally and among heads.
    petioles 5–15 (–20) mm, glabrous or sparingly puberulent, rarely ciliate;
    blades pinnately veined, lanceovate or ovate to deltate-ovate, mostly (7–) 9–26 (–30) × (2.5–) 3–15 (–18) cm, bases abruptly or gradually tapered, margins coarsely serrate, abaxial faces sparingly and minutely glanddotted and densely pubescent to glabrate, adaxial faces sparingly puberulent and glabrescent or glabrous.
    Heads in loose, convex, compound corymbiform arrays.
    Involucres often purplish, 6.5–9 × 2.5–5 mm.
    Phyllaries usually glabrous, sometimes sparsely hairy.
    Florets (4–) 5–7 (–8);
    corollas usually pale pinkish or purplish, 4.5–7 mm.
    Cypselae 3–4.5 mm.